title: The natural progression of microvasculature in primary tumor and lymph node metastases in a breast carcinoma model: relationship between microvessel density, vascular endothelial growth factor expression, and metastatic invasion.
mesh_terms: D000818:Animals; D002277:Carcinoma / Q000098:blood supply* / Q000473:pathology*; D005260:Female; D007118:Immunoassay; D008207:Lymphatic Metastasis / Q000503:physiopathology*; D015674:Mammary Neoplasms, Animal / Q000098:blood supply* / Q000473:pathology*; D008833:Microcirculation; D009361:Neoplasm Invasiveness; D009389:Neovascularization, Pathologic; D051381:Rats; D011916:Rats, Inbred F344; D042461:Vascular Endothelial Growth Factor A / Q000096:biosynthesis*
chemical_list: D042461:Vascular Endothelial Growth Factor A